Members of the South Korean-Chinese boy band EXO, which has seen its album, ‘Don’t Mess Up My Tempo’ which is released on Friday, achieve pre-order sales of more than 1 million. Photo: SM Entertainment

Members of the South Korean-Chinese boy band EXO, which has seen its album, ‘Don’t Mess Up My Tempo’ which is released on Friday, achieve pre-order sales of more than 1 million. Photo: SM Entertainment